Network switch



FIG. 1 is a perspective view of the network switch;

FIG. 2 is a front view of the network switch;

FIG. 3 is a back view of the network switch;

FIG. 4 is a left side view of the network switch;

FIG. 5 is a right side view of the network switch;

FIG. 6 is a top plan view of the network switch; and,

FIG. 7 is a bottom plan view of the network switch. 

CLAIM The ornamental design for a network switch, as shown and described. 